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Curved Upholstered 4-Seat Lounge Sofa Specifications

CURV-LNGE-SOFA-001

Code:13CACKV1
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2026-09-21 15:46Popularity: 1
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CURV-LNGE-SOFA-001

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PRODUCT MODULE 01 / 06

Physical Dimensions

Automatic mm / inch conversion · Core engineering specifications

Overall dimensions2800 x 1500 x 750 mm
Seat Cushion Thickness180 mm
Back Cushion Thickness160 mm
Leg Height / Floor Clearance160 mm
PRODUCT MODULE 02 / 06

Weight, Load & Performance

Net weight / load capacity / users / durability

Total static load capacity480 kg
Seat foam density45 kg/m³
Back cushion foam density30 kg/m³
Net product weight85 kg
Fabric abrasion resistance50000 Martindale cycles
Seat rebound rate60%
Recommended maximum user weight per seat120 kg
Total seating capacity width2600 mm
Seat Foam Density / Rebound40 kg/m³ / 60%
Upholstery Abrasion ReferenceFabric 60000 cycles; leather-class cover 1.4 mm
PRODUCT MODULE 03 / 06

Materials & Structure

Core acceptance fields · Panels / hardware / frame / upholstery

Outer upholsteryCream matte performance fabric
Seat cushion paddingHigh-density polyurethane foam
Backrest paddingMedium-density polyurethane foam
Internal frameKiln-dried solid pine + plywood
Base structureIntegrated fabric-wrapped plinth base
Throw pillow fillDown-alternative polyfiber fill
Seam constructionConcealed stitched seams
Structural support webbingElastic nylon webbing
Timber Frame Section / MoisturePrimary section ≥30 × 50 mm; recommended moisture 12%
Spring / Webbing SpecificationSinuous spring wire 4 mm; elastic webbing 70 mm wide
Leg Connector SpecificationReference M8-M10 with at least 1 mechanical fixing per leg
Reference Upholstery Color CountRecommended 8fabric/leather color options
PRODUCT MODULE 04 / 06

Functions & Adjustment

Adjustment / rotation / tilt / mobility / storage features

Seating configurationContinuous curved 4-seat layout
Integrated armrestsRounded curved armrests at both ends
Low-profile back supportFixed contoured backrest
Floor-hugging stabilityWide plinth base
Modular coordinationPairs with matching curved armchairs and round coffee tables
Cleaning accessSmooth, lint-resistant fabric surface
Placement adaptabilityCurved profile for open-plan spaces
Cushion Service ConfigurationRecommended 2removable/replaceable cushion methods
PRODUCT MODULE 05 / 06

Packaging & Logistics

Verified carton / gross weight / assembly / loading data

Reference Package Count1 set / 2 cartons
Reference Assembly Time40 minutes per set
Reference Module Carton Dimensions2200× 1050× 850 mm
Reference Packaging Volume1.8 m³/item
Reference Packaged Gross Weight110 kg/item
PRODUCT MODULE 06 / 06

Applications & Usage

Recommended spaces / users / usage modes

Residential living roomsCurved design creates conversational seating layout for family and guest use
Open-plan lounge areasLow back design acts as subtle room divider without blocking light or views
Modern boutique hotel lobbiesSoft minimalist aesthetic suits upscale hospitality waiting and lounge spaces
High-end office breakout areasComfortable informal seating for employee relaxation and casual meetings
Residential open-plan penthousesCurved profile complements large glazing and premium interior finishes
Coordinated lounge setsPairs with matching round nesting coffee tables and club chairs for cohesive design
Photography and content studiosNeutral cream color and soft lines serve as a versatile styling backdrop
STANDARD S1

EU Market Entry Requirements * EN Standards

EU Market Access Requirements* EN Standards

Furniture strength testingEN 12520:2015
Upholstered furniture flammabilityEN 1021:2014
Furniture surface durabilityEN 14465:2003
STANDARD S3

Standards Applicable to China-Market Projects * GB Standards

Standards applicable to China-market projects

Upholstered furniture safetyGB 17927.1
Formaldehyde emission limitsGB 18584
Furniture structural strengthGB/T 3324
Standardized tender description text
This product must meet the following technical requirements:
1. Upholstered furniture safety: GB 17927.1;
2. Formaldehyde emission limits: GB 18584;
3. Furniture structural strength: GB/T 3324;
Final delivery parameters, test reports, and acceptance criteria are subject to the purchase contract.
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Product Description

The Curved Upholstered 4-Seat Lounge Sofa, model CURV-LNGE-SOFA-001, is an unbranded modern minimalist seating piece defined by its smooth, continuous curved silhouette and low-profile form. Its layout features a single uninterrupted 4-seat configuration with rounded integrated curved armrests at both ends, supported by a wide, fabric-wrapped plinth base that sits close to the floor for a grounded, stable presence. Fixed contoured backrests follow the soft arc of the frame, and all seams use concealed stitching for a clean, unbroken visual line. The sofa is built around a kiln-dried solid pine and plywood internal frame, with primary timber sections sized for structural stability and maintained at a recommended moisture level for long-term durability. Elastic nylon webbing provides underlying support for the cushions, which are upholstered in a cream matte performance fabric with a smooth, lint-resistant surface. Seat cushions use high-density polyurethane foam, while back cushions use medium-density polyurethane foam, and the set includes throw pillows filled with down-alternative polyfiber. The plinth base is fully wrapped in matching upholstery to align with the piece’s streamlined aesthetic. Designed for flexible placement, the sofa’s curved profile is tailored for open-plan spaces, where its low back acts as a subtle spatial divider without blocking natural light or sightlines. It creates natural conversational seating arrangements ideal for residential living rooms and penthouse spaces, pairing seamlessly with large glazing and premium interior finishes. It also suits commercial settings including modern boutique hotel lobbies and high-end office breakout areas, supporting casual relaxation, informal meetings, and guest waiting. The piece coordinates directly with matching curved armchairs and round nesting coffee tables to build cohesive, curated lounge sets. Its smooth fabric surface allows for straightforward routine cleaning. For procurement planning, the sofa ships in two cartons per set, with a reference assembly time of 40 minutes per unit. Buyers should account for packaged gross weight and total packaging volume when coordinating delivery and installation, and confirm space compatibility with the sofa’s fixed curved footprint prior to purchase, as the piece is designed to work as part of a coordinated collection rather than as a standalone modular unit.

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